:root {
  --fg: #1a1a1a;
  --muted: #6a6a6a;
  --bg: #fafafa;
  --card: #ffffff;
  --border: #e2e2e2;
  --accent: #2b6cb0;
  --warn-bg: #fff7e6;
  --warn-border: #f0c36d;
  --reveal-bg: #e6f7ec;
  --reveal-border: #7bc797;
  --danger: #b03030;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.45;
}
main { max-width: 960px; margin: 0 auto; padding: 1.5rem; }
h1 { margin-top: 0; }
a { color: var(--accent); }
code { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; }
pre {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.75rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
}

.topbar {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--card);
  flex-wrap: wrap;
}
.brand { font-weight: 700; text-decoration: none; color: var(--fg); }
.topbar nav { display: flex; gap: 1rem; flex: 1; }
.topbar nav a { text-decoration: none; }
.topbar .logout { display: flex; gap: 0.5rem; align-items: center; margin: 0; }
.linklike {
  background: none;
  border: none;
  color: var(--accent);
  cursor: pointer;
  padding: 0;
  font: inherit;
}

.muted { color: var(--muted); }

.messages { list-style: none; padding: 0; }
.msg { padding: 0.5rem 0.75rem; border-radius: 4px; margin-bottom: 0.5rem; }
.msg.success { background: #e6f7ec; border: 1px solid #7bc797; }
.msg.error { background: #fde6e6; border: 1px solid #d88; }
.msg.warning { background: var(--warn-bg); border: 1px solid var(--warn-border); }

.warn {
  background: var(--warn-bg);
  border: 1px solid var(--warn-border);
  padding: 0.75rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}
.reveal {
  background: var(--reveal-bg);
  border: 1px solid var(--reveal-border);
  padding: 0.75rem 1rem;
  border-radius: 4px;
  margin-bottom: 1rem;
}
.reveal code { word-break: break-all; }

.counts { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 1rem; margin: 1.5rem 0; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1rem;
  text-align: center;
}
.card .n { font-size: 2rem; font-weight: 700; }

table { width: 100%; border-collapse: collapse; background: var(--card); }
th, td { padding: 0.5rem 0.75rem; text-align: left; border-bottom: 1px solid var(--border); }
th { background: #f4f4f4; font-weight: 600; }

form p { margin: 0.5rem 0; }
input[type="text"], input[type="password"], input[type="email"],
input[type="datetime-local"], textarea {
  width: 100%;
  max-width: 420px;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  font: inherit;
}
.helptext {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.85rem;
  color: var(--muted);
  max-width: 420px;
}
.errorlist {
  list-style: none;
  padding: 0;
  margin: 0.25rem 0;
  color: var(--danger);
  font-size: 0.9rem;
}

.auth-card {
  max-width: 460px;
  margin: 2rem auto;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1.75rem 2rem;
}
.auth-card h1 { margin: 0 0 0.5rem; font-size: 1.5rem; }
.auth-card .lede { margin: 0 0 1.25rem; color: var(--muted); font-size: 0.95rem; }
.auth-card form p { margin: 0.9rem 0; }
.auth-card label {
  display: block;
  margin-bottom: 0.35rem;
  font-weight: 500;
  font-size: 0.9rem;
}
.auth-card input[type="text"],
.auth-card input[type="password"],
.auth-card input[type="email"] { max-width: 100%; }
.auth-card button[type="submit"] {
  margin-top: 0.5rem;
  width: 100%;
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 500;
  padding: 0.55rem 1rem;
}
.auth-card button[type="submit"]:hover { background: #1f5891; border-color: #1f5891; }
.auth-footer { margin: 1.25rem 0 0; text-align: center; font-size: 0.9rem; }
button {
  padding: 0.45rem 0.9rem;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--card);
  cursor: pointer;
  font: inherit;
}
button:hover { background: #f0f0f0; }
button.danger { color: var(--danger); border-color: var(--danger); }
button.danger:hover { background: #fde6e6; }

dl.kv { display: grid; grid-template-columns: 180px 1fr; gap: 0.4rem 1rem; }
dl.kv dt { font-weight: 600; color: var(--muted); }
dl.kv dd { margin: 0; }

.logs {
  background: #111;
  color: #e6e6e6;
  border: none;
  max-height: 32rem;
  overflow: auto;
}

/* ============== Buttons (shared) ============== */
.btn-primary, .btn-secondary, .btn-ghost {
  display: inline-block;
  padding: 0.6rem 1.05rem;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 500;
  transition: transform 0.12s ease, background 0.12s ease, filter 0.12s ease;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: #1f5891; }
.btn-secondary { background: var(--card); color: var(--accent); border: 1px solid var(--border); }
.btn-secondary:hover { background: #f0f0f0; }
.btn-ghost {
  background: rgba(255, 255, 255, 0.04);
  color: #e7eaf3;
  border: 1px solid rgba(255, 255, 255, 0.14);
}
.btn-ghost:hover { background: rgba(255, 255, 255, 0.1); }

/* ============== Landing page ============== */
body.landing-body main { max-width: none; padding: 0; }

.landing-page { display: block; }
.landing-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --- Hero --- */
.landing-hero {
  position: relative;
  padding: 4.5rem 0 5rem;
  color: #e7eaf3;
  background:
    radial-gradient(1200px 520px at 82% -10%, rgba(91, 124, 255, 0.28), transparent 60%),
    radial-gradient(900px 520px at 8% 120%, rgba(181, 141, 255, 0.22), transparent 60%),
    linear-gradient(180deg, #0b0e15 0%, #0b0e15 100%);
  border-bottom: 1px solid #161b28;
  overflow: hidden;
}
.landing-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  -webkit-mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 40%, transparent 100%);
  mask-image: radial-gradient(ellipse 85% 65% at 50% 35%, #000 40%, transparent 100%);
  pointer-events: none;
}
.landing-hero > .landing-container { position: relative; }

.landing-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: center;
}
@media (max-width: 900px) {
  .landing-hero-grid { grid-template-columns: 1fr; gap: 2.25rem; }
  .landing-hero { padding: 3rem 0 3.5rem; }
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #9aa3bd;
  padding: 0.35rem 0.7rem;
  border: 1px solid #232a3d;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.02);
  margin-bottom: 1.25rem;
}

.landing-hero h1 {
  font-size: clamp(2rem, 5.2vw, 3.4rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0 0 1rem;
  color: #fff;
}
.landing-hero h1 .grad {
  background: linear-gradient(90deg, #7aa2ff 0%, #c4a8ff 50%, #ff9fd1 100%);
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}
.landing-hero .lede {
  font-size: 1.08rem;
  color: #b8c0d6;
  max-width: 560px;
  margin: 0 0 1.5rem;
}
.landing-hero .lede code {
  padding: 0.08rem 0.35rem;
  background: rgba(122, 162, 255, 0.12);
  color: #c6d4ff;
  border: 1px solid rgba(122, 162, 255, 0.22);
  border-radius: 4px;
}

.landing-ctas { display: flex; gap: 0.65rem; flex-wrap: wrap; margin-top: 1.25rem; }
.landing-hero .btn-primary {
  background: linear-gradient(180deg, #5f82ff 0%, #3a5cff 100%);
  border: 1px solid #3a5cff;
  box-shadow: 0 8px 24px rgba(58, 92, 255, 0.35),
              inset 0 1px 0 rgba(255, 255, 255, 0.18);
}
.landing-hero .btn-primary:hover { filter: brightness(1.08); transform: translateY(-1px); }
.landing-hero .btn-ghost:hover { transform: translateY(-1px); }

.hero-meta {
  display: flex;
  gap: 1.4rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
  color: #8d95ae;
  font-size: 0.88rem;
}
.dot {
  display: inline-block;
  width: 7px; height: 7px;
  border-radius: 999px;
  margin-right: 0.45rem;
  vertical-align: middle;
}
.dot-green { background: #52d39a; box-shadow: 0 0 10px rgba(82, 211, 154, 0.8); }
.dot-blue { background: #5f82ff; box-shadow: 0 0 10px rgba(95, 130, 255, 0.8); }
.dot-violet { background: #b58dff; box-shadow: 0 0 10px rgba(181, 141, 255, 0.8); }
.dot.pulse { animation: dot-pulse 2.2s ease-in-out infinite; }
@keyframes dot-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(82, 211, 154, 0.55); }
  50%      { box-shadow: 0 0 0 6px rgba(82, 211, 154, 0); }
}

/* --- Terminal --- */
.terminal {
  background: #0d1017;
  border: 1px solid #1e2434;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 30px 70px rgba(0, 0, 0, 0.55),
              0 0 0 1px rgba(255, 255, 255, 0.02) inset;
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 0.42rem;
  padding: 0.6rem 0.9rem;
  border-bottom: 1px solid #1e2434;
  background: linear-gradient(180deg, #151a28, #0d1017);
}
.tdot { width: 11px; height: 11px; border-radius: 999px; background: #2a3042; }
.tdot:nth-child(1) { background: #ff5f57; }
.tdot:nth-child(2) { background: #febc2e; }
.tdot:nth-child(3) { background: #28c840; }
.terminal-title {
  margin-left: auto;
  font-size: 0.76rem;
  color: #6d7590;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}
.terminal-body {
  margin: 0;
  padding: 1rem 1.15rem 1.2rem;
  background: transparent;
  color: #c9cfe2;
  border: none;
  white-space: pre;
  overflow-x: auto;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.8rem;
  line-height: 1.6;
  border-radius: 0;
}
.terminal-body .c-mute { color: #6d7590; }
.terminal-body .c-cmd  { color: #7aa2ff; }
.terminal-body .c-evt  { color: #ff9fd1; }
.terminal-body .c-str  { color: #b5e39a; }

.caret {
  display: inline-block;
  color: #7aa2ff;
  animation: caret-blink 1s steps(2) infinite;
}
@keyframes caret-blink {
  0%, 49%   { opacity: 1; }
  50%, 100% { opacity: 0; }
}
@media (prefers-reduced-motion: reduce) {
  .caret, .dot.pulse { animation: none; }
}

/* --- Features --- */
.landing-features {
  margin-top: 3.5rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
}
.feature {
  padding: 1.25rem 1.25rem 1.1rem;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: transform 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.feature:hover {
  transform: translateY(-2px);
  border-color: #c7cee0;
  box-shadow: 0 10px 30px rgba(30, 40, 80, 0.06);
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px; height: 36px;
  border-radius: 8px;
  background: linear-gradient(135deg, #eef2ff 0%, #f7eefb 100%);
  color: #5f82ff;
  margin-bottom: 0.7rem;
}
.feature h3 { margin: 0 0 0.3rem; font-size: 1.05rem; }
.feature p  { margin: 0; color: var(--muted); font-size: 0.95rem; }

/* --- Code showcase --- */
.landing-code { margin-top: 4rem; }
.section-head h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.85rem);
  letter-spacing: -0.015em;
  margin: 0 0 0.35rem;
}
.section-head .muted { margin: 0 0 1rem; }

.code-block {
  background: #0d1017;
  color: #c9cfe2;
  border: 1px solid #1e2434;
  border-radius: 10px;
  padding: 1.1rem 1.25rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem;
  line-height: 1.65;
  overflow-x: auto;
  white-space: pre;
  word-break: normal;
  box-shadow: 0 10px 30px rgba(30, 40, 80, 0.08);
}
.code-block .c-mute { color: #6d7590; }
.code-block .c-cmd  { color: #7aa2ff; }
.code-block .c-str  { color: #b5e39a; }

/* --- Runtime strip --- */
.runtime-strip { margin-top: 4rem; text-align: center; }
.runtime-strip h2 {
  font-size: clamp(1.05rem, 1.8vw, 1.25rem);
  margin: 0 0 1rem;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: 0.005em;
}
.runtime-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0.6rem;
  max-width: 720px;
  margin: 0 auto;
}
.runtime-chip {
  padding: 0.75rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.9rem;
  color: var(--fg);
  background: var(--card);
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.runtime-chip:hover { transform: translateY(-1px); border-color: #b9c1d4; }
.runtime-chip-muted {
  color: var(--muted);
  border-style: dashed;
  background: transparent;
}

/* --- Outro --- */
.landing-outro {
  margin-top: 4rem;
  padding-bottom: 4rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2.5rem;
}
.landing-block h2 {
  margin: 0 0 0.55rem;
  font-size: 1.35rem;
  letter-spacing: -0.01em;
}
.landing-block p { max-width: 720px; margin: 0 0 0.9rem; }
.landing-block .btn-secondary { margin-right: 0.5rem; }